Clean up Enhanced Bookmark's data acquiring logic

chrome/android/java/src/org/chromium/chrome/browser/BookmarksBridge.java

Index: chrome/android/java/src/org/chromium/chrome/browser/BookmarksBridge.java
diff --git a/chrome/android/java/src/org/chromium/chrome/browser/BookmarksBridge.java b/chrome/android/java/src/org/chromium/chrome/browser/BookmarksBridge.java
index fde48e8bb5aab2828940f41ae89e8762bf4b3d58..2908d03ce382bd79dd86e31d708ae5f4820f7be0 100644
--- a/chrome/android/java/src/org/chromium/chrome/browser/BookmarksBridge.java
+++ b/chrome/android/java/src/org/chromium/chrome/browser/BookmarksBridge.java
@@ -488,7 +488,6 @@ public class BookmarksBridge {
      * @return Id of the added node. If adding failed (index is invalid, string is null, parent is
      *         not editable), returns null.
      */
-    @VisibleForTesting
     public BookmarkId addFolder(BookmarkId parent, int index, String title) {
         assert parent.getType() == BookmarkType.NORMAL;
         assert index >= 0;
@@ -509,7 +508,6 @@ public class BookmarksBridge {
      * @return Id of the added node. If adding failed (index is invalid, string is null, parent is
      *         not editable), returns null.
      */
-    @VisibleForTesting
     public BookmarkId addBookmark(BookmarkId parent, int index, String title, String url) {
         assert parent.getType() == BookmarkType.NORMAL;
         assert index >= 0;